<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
      .box {
        width: 140px;
        height: 30px;
        line-height: 30px;
        text-align: center;
        font-weight: bold;
        position: relative;
        transform-style: preserve-3d;
        transition: all 1s ease-in-out;
        float: left;
        margin-right: 10px;
      }
      .box > div {
        position: absolute;
        width: 100%;
        height: 100%;
      }
      .box .front {
        background-color: #b8bbb9;
        transform: translateZ(-15px);
      }
      .box .bottom {
        background-color: rgb(214, 221, 155);
        transform: translateY(15px) rotateX(90deg);
      }

      .box:hover {
        cursor: pointer;
        transform: rotateX(-90deg);
      }
    </style>
  </head>
  <body>
    <div class="box">
      <div class="front">云创动力</div>
      <div class="bottom">开发喵</div>
    </div>
    <div class="box">
      <div class="front">云创动力</div>
      <div class="bottom">开发喵</div>
    </div>
    <div class="box">
      <div class="front">云创动力</div>
      <div class="bottom">开发喵</div>
    </div>
    <div class="box">
      <div class="front">云创动力</div>
      <div class="bottom">开发喵</div>
    </div>
    <div class="box">
      <div class="front">云创动力</div>
      <div class="bottom">开发喵</div>
    </div>
  </body>
</html>
